Pith Number

pith:23VDDOY2

pith:2018:23VDDOY2VFATRF7QUHPCYH6OFR

not attested not anchored not stored refs pending

Screening and fluctuation of the topological charge in random wave fields

L. De Angelis, L. Kuipers

arxiv:1807.01032 v1 · 2018-07-03 · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{23VDDOY2VFATRF7QUHPCYH6OFR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:11:45.586945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6ea31bb1aa9413897f0a1de2c1fce2c42160a0161e5d99c9e8846fbb01bb150

Aliases

arxiv: 1807.01032 · arxiv_version: 1807.01032v1 · doi: 10.48550/arxiv.1807.01032 · pith_short_12: 23VDDOY2VFAT · pith_short_16: 23VDDOY2VFATRF7Q · pith_short_8: 23VDDOY2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/23VDDOY2VFATRF7QUHPCYH6OFR \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d6ea31bb1aa9413897f0a1de2c1fce2c42160a0161e5d99c9e8846fbb01bb150

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdf3f44d67adfa91b059cba7c2471d0caa7611a3025e1cac17f74eee592f8cd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-07-03T09:05:41Z",
    "title_canon_sha256": "8c328dccabec7dfd7f59d79a74c9f56f60de9db7b8e4e8da2e83b82f5a9bb77e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01032",
    "kind": "arxiv",
    "version": 1
  }
}